! Started logfile: J2020+2942_X_2017_07_16_pus_uvs.log on Thu May 9 14:10:55 2019 obs J2020+2942_X_2017_07_16_pus_uva.fits ! Reading UV FITS file: J2020+2942_X_2017_07_16_pus_uva.fits ! AN table 1: 311 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.438871 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2020+2942 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.44388e+09 3.2e+07 1 3.2e+07 ! 02 2 8.47588e+09 3.2e+07 1 3.2e+07 ! 03 3 8.50788e+09 3.2e+07 1 3.2e+07 ! 04 4 8.53988e+09 3.2e+07 1 3.2e+07 ! 05 5 8.60388e+09 3.2e+07 1 3.2e+07 ! 06 6 8.63588e+09 3.2e+07 1 3.2e+07 ! 07 7 8.69988e+09 3.2e+07 1 3.2e+07 ! 08 8 8.73188e+09 3.2e+07 1 3.2e+07 ! 09 9 8.79588e+09 3.2e+07 1 3.2e+07 ! 10 10 8.82788e+09 3.2e+07 1 3.2e+07 ! 11 11 8.85988e+09 3.2e+07 1 3.2e+07 ! 12 12 8.89188e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 1200 lines of history. ! ! Reading 73704 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2020+2942_X_2017_07_16_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1390 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.918005Jy sigma=0.007408 ! Fit after self-cal, rms=0.899101Jy sigma=0.007306 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.6639 mas, bmaj=1.389 mas, bpa=-5.274 degrees ! Estimated noise=688.163 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0796817 Jy ! Component: 100 - total flux cleaned = 0.0990139 Jy ! Total flux subtracted in 100 components = 0.0990139 Jy ! Clean residual min=-0.004633 max=0.008018 Jy/beam ! Clean residual mean=-0.000007 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 0.0990139 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0990139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.098280Jy sigma=0.000720 ! Fit after self-cal, rms=0.098256Jy sigma=0.000720 ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00943874 Jy ! Component: 100 - total flux cleaned = 0.0150872 Jy ! Total flux subtracted in 100 components = 0.0150872 Jy ! Clean residual min=-0.003780 max=0.004338 Jy/beam ! Clean residual mean=-0.000012 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 0.114101 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.114101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.097291Jy sigma=0.000711 ! Fit after self-cal, rms=0.097275Jy sigma=0.000710 ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.8414 mas, bmaj=1.598 mas, bpa=-3.076 degrees ! Estimated noise=330.368 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00444386 Jy ! Component: 100 - total flux cleaned = 0.00742654 Jy ! Component: 150 - total flux cleaned = 0.00954416 Jy ! Component: 200 - total flux cleaned = 0.0110601 Jy ! Total flux subtracted in 200 components = 0.0110601 Jy ! Clean residual min=-0.003666 max=0.005109 Jy/beam ! Clean residual mean=-0.000012 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 0.125161 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 36 components and 0.125161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.097025Jy sigma=0.000708 ! Fit after self-cal, rms=0.097045Jy sigma=0.000708 ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* HN 1.03 KP 1.02 ! LA 0.86 MK 1.01 NL 1.03 OV 1.06 ! PT 0.78 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* HN 1.07 KP 1.08 ! LA 0.85 MK 1.00 NL 1.07 OV 0.99 ! PT 0.83 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00* HN 1.06 KP 1.29 ! LA 0.85 MK 1.06 NL 1.02 OV 0.99 ! PT 0.79 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00* HN 1.01 KP 1.04 ! LA 0.80 MK 1.01 NL 1.05 OV 1.02 ! PT 0.84 SC 1.14 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* HN 0.95 KP 1.05 ! LA 0.90 MK 1.00 NL 0.99 OV 1.00 ! PT 0.95 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* HN 0.96 KP 1.05 ! LA 0.97 MK 1.01 NL 1.02 OV 0.99 ! PT 1.06 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00* HN 0.96 KP 1.06 ! LA 1.06 MK 0.99 NL 0.99 OV 0.95 ! PT 1.19 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00* HN 0.97 KP 1.01 ! LA 1.72 MK 0.96 NL 0.98 OV 0.98 ! PT 1.02 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* HN 0.95 KP 0.87 ! LA 1.87 MK 1.00 NL 0.99 OV 1.01 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00* HN 1.00 KP 0.87 ! LA 1.11 MK 0.96 NL 0.98 OV 0.95 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* HN 0.99 KP 0.83 ! LA 1.07 MK 0.94 NL 1.00 OV 0.99 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00* HN 0.96 KP 0.89 ! LA 0.98 MK 0.95 NL 1.01 OV 1.06 ! PT 0.94 SC 1.03 ! ! ! Fit before self-cal, rms=0.097045Jy sigma=0.000708 ! Fit after self-cal, rms=0.097218Jy sigma=0.000699 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.8447 mas, bmaj=1.611 mas, bpa=-3.672 degrees ! Estimated noise=329.017 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000413317 Jy ! Component: 100 - total flux cleaned = 0.000529576 Jy ! Component: 150 - total flux cleaned = 0.000623416 Jy ! Component: 200 - total flux cleaned = 0.000707584 Jy ! Total flux subtracted in 200 components = 0.000707584 Jy ! Clean residual min=-0.003280 max=0.005011 Jy/beam ! Clean residual mean=-0.000012 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.125869 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 42 components and 0.125869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.097203Jy sigma=0.000699 ! Fit after self-cal, rms=0.097356Jy sigma=0.000698 ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.097356Jy sigma=0.000698 ! Fit after self-cal, rms=0.107000Jy sigma=0.000687 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.8503 mas, bmaj=1.602 mas, bpa=-3.308 degrees ! Estimated noise=329.568 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.24545e-05 Jy ! Component: 100 - total flux cleaned = -4.80092e-05 Jy ! Component: 150 - total flux cleaned = -1.84735e-05 Jy ! Component: 200 - total flux cleaned = 8.95149e-06 Jy ! Total flux subtracted in 200 components = 8.95149e-06 Jy ! Clean residual min=-0.002739 max=0.004974 Jy/beam ! Clean residual mean=-0.000008 rms=0.000944 Jy/beam ! Combined flux in latest and established models = 0.125878 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.125878 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.106992Jy sigma=0.000687 ! Fit after self-cal, rms=0.107243Jy sigma=0.000686 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (4.2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00466313 Jy ! Component: 100 - total flux cleaned = 0.0071051 Jy ! Component: 150 - total flux cleaned = 0.00877299 Jy ! Component: 200 - total flux cleaned = 0.0100629 Jy ! Total flux subtracted in 200 components = 0.0100629 Jy ! Clean residual min=-0.002431 max=0.003555 Jy/beam ! Clean residual mean=-0.000002 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.135941 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.135941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.107111Jy sigma=0.000683 ! Fit after self-cal, rms=0.107078Jy sigma=0.000683 ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Added new window around map position (-20.8, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00314492 Jy ! Component: 100 - total flux cleaned = 0.00456303 Jy ! Component: 150 - total flux cleaned = 0.00563883 Jy ! Component: 200 - total flux cleaned = 0.00644375 Jy ! Total flux subtracted in 200 components = 0.00644375 Jy ! Clean residual min=-0.002365 max=0.003041 Jy/beam ! Clean residual mean=0.000001 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.142384 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 89 components and 0.142384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.107005Jy sigma=0.000681 ! Fit after self-cal, rms=0.106974Jy sigma=0.000681 ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.106974Jy sigma=0.000681 ! Fit after self-cal, rms=0.108856Jy sigma=0.000680 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.8563 mas, bmaj=1.605 mas, bpa=-3.088 degrees ! Estimated noise=328.813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198004 Jy ! Component: 100 - total flux cleaned = 0.00295225 Jy ! Component: 150 - total flux cleaned = 0.00375787 Jy ! Component: 200 - total flux cleaned = 0.00420046 Jy ! Total flux subtracted in 200 components = 0.00420046 Jy ! Clean residual min=-0.002284 max=0.003250 Jy/beam ! Clean residual mean=-0.000001 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.146585 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 98 components and 0.146585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.108825Jy sigma=0.000679 ! Fit after self-cal, rms=0.108868Jy sigma=0.000679 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-10.8, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297548 Jy ! Component: 100 - total flux cleaned = 0.00390373 Jy ! Component: 150 - total flux cleaned = 0.00450676 Jy ! Component: 200 - total flux cleaned = 0.00488234 Jy ! Total flux subtracted in 200 components = 0.00488234 Jy ! Clean residual min=-0.002520 max=0.002490 Jy/beam ! Clean residual mean=0.000000 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.151467 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 124 components and 0.151467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.108790Jy sigma=0.000678 ! Fit after self-cal, rms=0.108761Jy sigma=0.000678 ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.108761Jy sigma=0.000678 ! Fit after self-cal, rms=0.108853Jy sigma=0.000677 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=1.955 mas, bmaj=2.579 mas, bpa=-0.1961 degrees ! Estimated noise=422.368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192279 Jy ! Component: 100 - total flux cleaned = 0.00313053 Jy ! Component: 150 - total flux cleaned = 0.0038087 Jy ! Component: 200 - total flux cleaned = 0.00401997 Jy ! Total flux subtracted in 200 components = 0.00401997 Jy ! Clean residual min=-0.004032 max=0.003001 Jy/beam ! Clean residual mean=-0.000002 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.155487 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 143 components and 0.155487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.108859Jy sigma=0.000677 ! Fit after self-cal, rms=0.108869Jy sigma=0.000677 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000859248 Jy ! Component: 100 - total flux cleaned = 0.00108622 Jy ! Component: 150 - total flux cleaned = 0.0012152 Jy ! Component: 200 - total flux cleaned = 0.00140567 Jy ! Total flux subtracted in 200 components = 0.00140567 Jy ! Clean residual min=-0.004045 max=0.002987 Jy/beam ! Clean residual mean=-0.000001 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.156893 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 154 components and 0.156893 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.108876Jy sigma=0.000677 ! Fit after self-cal, rms=0.108874Jy sigma=0.000677 ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.8586 mas, bmaj=1.608 mas, bpa=-2.982 degrees ! Estimated noise=327.493 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8586 x 1.608 at -2.982 degrees (North through East) ! Clean map min=-0.0024511 max=0.10414 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.6807 mas, bmaj=1.4 mas, bpa=-5.252 degrees ! Estimated noise=683.462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0786298 Jy ! Component: 100 - total flux cleaned = 0.0977729 Jy ! Component: 150 - total flux cleaned = 0.106453 Jy ! Component: 200 - total flux cleaned = 0.112493 Jy ! Total flux subtracted in 200 components = 0.112493 Jy ! Clean residual min=-0.003573 max=0.004693 Jy/beam ! Clean residual mean=-0.000007 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.112493 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.112493 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.8586 mas, bmaj=1.608 mas, bpa=-2.982 degrees ! Estimated noise=327.493 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00643938 Jy ! Component: 100 - total flux cleaned = 0.0112163 Jy ! Component: 150 - total flux cleaned = 0.0151858 Jy ! Component: 200 - total flux cleaned = 0.018574 Jy ! Total flux subtracted in 200 components = 0.018574 Jy ! Clean residual min=-0.002772 max=0.003401 Jy/beam ! Clean residual mean=-0.000004 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.131067 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 55 components and 0.131067 Jy ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=1.955 mas, bmaj=2.579 mas, bpa=-0.1961 degrees ! Estimated noise=422.368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00514236 Jy ! Component: 100 - total flux cleaned = 0.0089548 Jy ! Component: 150 - total flux cleaned = 0.0119743 Jy ! Component: 200 - total flux cleaned = 0.0144455 Jy ! Total flux subtracted in 200 components = 0.0144455 Jy ! Clean residual min=-0.004244 max=0.003493 Jy/beam ! Clean residual mean=-0.000006 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.145512 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208223 Jy ! Component: 100 - total flux cleaned = 0.0038555 Jy ! Component: 150 - total flux cleaned = 0.0052014 Jy ! Component: 200 - total flux cleaned = 0.00616696 Jy ! Total flux subtracted in 200 components = 0.00616696 Jy ! Clean residual min=-0.004187 max=0.003128 Jy/beam ! Clean residual mean=-0.000003 rms=0.000984 Jy/beam ! Combined flux in latest and established models = 0.151679 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 109 components and 0.151679 Jy ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.8586 mas, bmaj=1.608 mas, bpa=-2.982 degrees ! Estimated noise=327.493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000652368 Jy ! Component: 100 - total flux cleaned = 0.00127901 Jy ! Component: 150 - total flux cleaned = 0.00154592 Jy ! Component: 200 - total flux cleaned = 0.0017904 Jy ! Total flux subtracted in 200 components = 0.0017904 Jy ! Clean residual min=-0.002530 max=0.002711 Jy/beam ! Clean residual mean=0.000001 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.15347 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 130 components and 0.15347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.108887Jy sigma=0.000678 ! Fit after self-cal, rms=0.108855Jy sigma=0.000677 wmodel J2020+2942_X_2017_07_16_pus_map.mod ! Writing 130 model components to file: J2020+2942_X_2017_07_16_pus_map.mod wobs J2020+2942_X_2017_07_16_pus_uvs.fits ! Writing UV FITS file: J2020+2942_X_2017_07_16_pus_uvs.fits wwins J2020+2942_X_2017_07_16_pus_map.win ! wwins: Wrote 4 windows to J2020+2942_X_2017_07_16_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000466897 Jy ! Component: 100 - total flux cleaned = 0.00109989 Jy ! Component: 150 - total flux cleaned = 0.00149753 Jy ! Component: 200 - total flux cleaned = 0.00195226 Jy ! Component: 250 - total flux cleaned = 0.00227872 Jy ! Component: 300 - total flux cleaned = 0.00248876 Jy ! Component: 350 - total flux cleaned = 0.00262611 Jy ! Component: 400 - total flux cleaned = 0.00282653 Jy ! Component: 450 - total flux cleaned = 0.00302245 Jy ! Component: 500 - total flux cleaned = 0.0032449 Jy ! Component: 550 - total flux cleaned = 0.00343135 Jy ! Component: 600 - total flux cleaned = 0.00355313 Jy ! Component: 650 - total flux cleaned = 0.00373192 Jy ! Component: 700 - total flux cleaned = 0.00390693 Jy ! Component: 750 - total flux cleaned = 0.00416432 Jy ! Component: 800 - total flux cleaned = 0.00424871 Jy ! Component: 850 - total flux cleaned = 0.00446954 Jy ! Component: 900 - total flux cleaned = 0.00463232 Jy ! Component: 950 - total flux cleaned = 0.00476595 Jy ! Component: 1000 - total flux cleaned = 0.00487064 Jy ! Component: 1050 - total flux cleaned = 0.00497409 Jy ! Component: 1100 - total flux cleaned = 0.00505104 Jy ! Component: 1150 - total flux cleaned = 0.00515221 Jy ! Component: 1200 - total flux cleaned = 0.00532663 Jy ! Component: 1250 - total flux cleaned = 0.00552275 Jy ! Component: 1300 - total flux cleaned = 0.00559454 Jy ! Component: 1350 - total flux cleaned = 0.0056904 Jy ! Component: 1400 - total flux cleaned = 0.00576123 Jy ! Component: 1450 - total flux cleaned = 0.00587759 Jy ! Component: 1500 - total flux cleaned = 0.00603874 Jy ! Component: 1550 - total flux cleaned = 0.00608392 Jy ! Component: 1600 - total flux cleaned = 0.00612868 Jy ! Component: 1650 - total flux cleaned = 0.00619535 Jy ! Component: 1700 - total flux cleaned = 0.00628315 Jy ! Component: 1750 - total flux cleaned = 0.00628319 Jy ! Component: 1800 - total flux cleaned = 0.00641196 Jy ! Component: 1850 - total flux cleaned = 0.00645413 Jy ! Component: 1900 - total flux cleaned = 0.00645418 Jy ! Component: 1950 - total flux cleaned = 0.00647481 Jy ! Component: 2000 - total flux cleaned = 0.00641339 Jy ! Total flux subtracted in 2048 components = 0.00645423 Jy ! Clean residual min=-0.001099 max=0.001164 Jy/beam ! Clean residual mean=-0.000002 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.159924 Jy keep ! Adding 142 model components to the UV plane model. ! The established model now contains 272 components and 0.159924 Jy ![Exited script file: muppet] wmap "J2020+2942_X_2017_07_16_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8586 x 1.608 at -2.982 degrees (North through East) ! Clean map min=-0.0018373 max=0.10437 Jy/beam ! Writing clean map to FITS file: J2020+2942_X_2017_07_16_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.104374 invert ! Inverting map ! Your choice of large map pixels excluded 0.161% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000387724 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.11443 1.11443 2.22886 4.45772 8.91543 17.8309 35.6617 71.3234 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.104 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8586 x 1.608 at -2.982 degrees (North through East) ! Clean map min=-0.0018373 max=0.10437 Jy/beam ! Error occured in command: mapplot ! ! ! ! ! ! 4 consecutive EOF's on stdin - 10 will exit program ! ! 5 consecutive EOF's on stdin - 10 will exit program ! ! 6 consecutive EOF's on stdin - 10 will exit program ! ! 7 consecutive EOF's on stdin - 10 will exit program ! ! 8 consecutive EOF's on stdin - 10 will exit program ! ! 9 consecutive EOF's on stdin - 10 will exit program ! ! 10 consecutive EOF's on stdin - 10 will exit program ! Log file J2020+2942_X_2017_07_16_pus_uvs.log closed on Thu May 9 14:11:00 2019